How severe is CVE-2019-15805?

CVE-2019-15805 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-15805 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-15805?

CVE-2019-15805 affects Commscope Tr4400 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-15805?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-15805 published?

CVE-2019-15805 was published on 2019-08-29 and last updated on 2026-06-17.

CVE-2019-15805

CVE-2019-15805 is a critical-severity vulnerability in Commscope Tr4400 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-326.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-326
Affected product: Commscope Tr4400 Firmware
Published: 2019-08-29
Last modified: 2026-06-17

Description

CommScope ARRIS TR4400 devices with firmware through A1.00.004-180301 are vulnerable to an authentication bypass to the administrative interface because they include the current base64 encoded password within http://192.168.1.1/login.html. Any user connected to the Wi-Fi can exploit this.

Frequently asked questions

What is CVE-2019-15805?: CommScope ARRIS TR4400 devices with firmware through A1.00.004-180301 are vulnerable to an authentication bypass to the administrative interface because they include the current base64 encoded password within http://192.168.1.1/login.html. Any user connected to the Wi-Fi can exploit this.
How severe is CVE-2019-15805?: CVE-2019-15805 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-15805 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-15805?: CVE-2019-15805 affects Commscope Tr4400 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-15805?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-15805 published?: CVE-2019-15805 was published on 2019-08-29 and last updated on 2026-06-17.

References

https://medium.com/%40v.roberthoutenbrink/commscope-vulnerability-authentication-bypass-in-arris-tr4400-firmware-version-a1-00-004-180301-4a90aa8e7570

Affected products (1)

cpe:2.3:o:commscope:tr4400_firmware:*:*:*:*:*:*:*:*

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